4895120

素因数分解:

$2^4\times 5^1\times {\mathrm{43}}^1\times {\mathrm{1423}}^1$

素因数の和:1479

約数の個数: 40

約数和(自身を含む): 11654016

約数和(自身を除く): 6758896

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 43, 80, 86, 172, 215, 344, 430, 688, 860, 1423, 1720, 2846, 3440, 5692, 7115, 11384, 14230, 22768, 28460, 56920, 61189, 113840, 122378, 244756, 305945, 489512, 611890, 979024, 1223780, 2447560, 4895120]

約数ペア:

[(1, 4895120), (2, 2447560), (4, 1223780), (5, 979024), (8, 611890), (10, 489512), (16, 305945), (20, 244756), (40, 122378), (43, 113840), (80, 61189), (86, 56920), (172, 28460), (215, 22768), (344, 14230), (430, 11384), (688, 7115), (860, 5692), (1423, 3440), (1720, 2846)]